About 49318 - Casnovia, Michigan
Located in Michigan, the United States is home to the mid-sized community of Casnovia, served by ZIP code 49318. It sits within Casnovia County County.
Census data puts the population of this ZIP code at 12,257 residents. That's below the Michigan average of about 22,357 people per ZIP code.
Median household income is about $65,000 (near the Michigan average).
Nearby communities in Michigan include Marion, Walled Lake, Nahma.